html,
body {
    padding: 0;
    margin: 0;
    background: #eee;
}

.layui-tab {
    margin: 0
}

.main {
    width: 320px;
    margin: 0 auto;
    background: #fff;
    border-radius: 4px;
    overflow: hidden;
    cursor: pointer;
}

.layui-tab-title li {
    width: 130px;
}

.layui-tab-content {
    padding: 15px;
    padding-bottom: 0;
}

.layui-tab-content .layui-textarea {
    height: 120px;
    min-height: 120px;
}
.layui-form-item{
    margin-bottom: 0;
    padding-bottom: 15px;
}
.qrcode {
    max-width: 100%;
    max-height: 290px;
}

.qrcode img {
    width: 100%;
    height: 100%;
}
.layui-textarea{
    cursor: text
}